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In stock 1 Port PCIe Network Card - 2.5Gbps 2.5GBASE-T PCIe Network Card x4 PCIe - PCI Express LAN Card - RTL8125 (ST2GPEX)
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PCI Express LAN Card | Windows , MacOS & Linux | Realtek RTL8125| x4 PCIeThis single-port 2.5Gbps PCIe network card offers a versatile and low-cost way to deploy 2.5GbE network connectivity. It adds one copper Ethernet port to your server or desktop computer and provides Multi-Gigabit Ethernet access to your network at four speeds: 2.5 Gbps, 1G, 100Mbps, 10Mbps. Cost-Effective Multi-Gigabit Ethernet Solution The 2.5GBASE-T NIC provides additional bandwidth using your existing Ethernet infrastructure to help reduce the cost of cabling upgrades. The card enables you to connect to 2.5GBASE-T and NBASE-T equipment at network speeds of 10Mbps, 100Mbps, 1Gbps, 2.5Gbps over your CAT5e cabling (up to 100 m depending on the network configuration). Optimal Technology for Optimal Performance The network adapter card adds one Ethernet port to your workstation through a x4 PCIe slot. It features 2.5GBASE-T technology, supporting advanced Multi-Gigabit systems, including Cisco campus switches and Aruba Networks access points. The network card also supports NBASE-T and additional features including 16K Jumbo Frames, Auto-MDIX and Wake-on-LAN (WoL). Efficient Ethernet The Realtek RTL8125 chipset, compliant with IEEE 802.3az and IEEE802.3u supports the PCIe 2.0 interface for PC embedded applications. It provides up to a 250% increase in data rate over Gigabit Ethernet and requires no changes to existing cable infrastructure. The ST2GPEX is backed by a 2-year warranty and free lifetime technical support. The Advantage- Multi-Gigabit Ethernet connectivity with four network speeds: 2.5G, 1G, 100Mbps, 10Mbps- Compatible with both 2.5GBASE-T and NBASE-T specifications- Supports 2.5Gbps network speeds on CAT5e cabling and CAT6a


  • Connectivity technology
  • Host interface
    PCI Express
  • Interface
  • Ethernet LAN (RJ-45) ports
  • Maximum data transfer rate
    2500 Mbit/s
  • Networking standards
    IEEE 802.3ab, IEEE 802.3bz, IEEE 802.3i, IEEE 802.3u
  • Ethernet LAN
  • Ethernet interface type
    2.5 Gigabit Ethernet, Fast Ethernet, Gigabit Ethernet
  • Ethernet LAN data rates
    10,100,1000,2500 Mbit/s
  • Auto MDIX IEEE
  • Full duplex
  • Internal
  • Component for
  • Product colour
  • Chipset
    Realtek RTL8125
  • LED indicators
  • Certification
  • Windows operating systems supported
    Windows 10, Windows 10 Education, Windows 10 Education x64, Windows 10 Enterprise, Windows 10 Enterprise x64, Windows 10 Home, Windows 10 Home x64, Windows 10 IOT Core, Windows 10 Pro, Windows 10 Pro x64, Windows 10 x64, Windows 7, Windows 7 Enterprise, Windows 7 Enterprise x64, Windows 7 Home Basi
  • Linux operating systems supported
  • Server operating systems supported
    Windows Server 2008 R2, Windows Server 2012 R2, Windows Server 2016
  • Operating temperature (T-T)
    5 - 50 °C
  • Storage temperature (T-T)
    -20 - 60 °C
  • Operating relative humidity (H-H)
    20 - 80%
  • Sustainability certificates
  • Width
    120 mm
  • Depth
    80 mm
  • Height
    20 mm
  • Weight
    138 g
  • Low-profile bracket
  • Package width
    170 mm
  • Package depth
    142 mm
  • Package height
    30 mm
  • Quick start guide
  • Harmonized System (HS) code
  • Warranty Info
    2 Years


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